package com.bjsxt.config;


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;

import org.springframework.security.authentication.AuthenticationManager;

//import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JwtAccessTokenConverter;
import org.springframework.security.oauth2.provider.token.store.JwtTokenStore;
import org.springframework.security.oauth2.provider.token.store.KeyStoreKeyFactory;
import org.springframework.security.oauth2.provider.token.store.redis.RedisTokenStore;

@EnableAuthorizationServer //开启授权服务器
@Configuration
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {

    @Autowired
    private PasswordEncoder passwordEncoder;

    @Autowired
    private AuthenticationManager authenticationManager;


    @Qualifier("userServiceDetailsServiceImpl")
    @Autowired
    private UserDetailsService userDetailsService;

//    @Autowired
//    private RedisConnectionFactory redisConnectionFactory;

    /**
     * 添加第三方客户端
     * */
    @Override
    public void configure(ClientDetailsServiceConfigurer clients) throws Exception {

       clients.inMemory() //放内存
               .withClient("coin-api") //第三方客户端名字
               .secret(passwordEncoder.encode("coin-secret")) //密钥
               .scopes("all") //范围
               .authorizedGrantTypes("password","refresh_token")
                .accessTokenValiditySeconds(7*24*3600)//token有效期
               .refreshTokenValiditySeconds(30*24*3600)//更新 有效期
                .and()
                .withClient("inside-app")
                .secret(passwordEncoder.encode("inside-secret"))
                .authorizedGrantTypes("client_credentials")
                .scopes("all")
                .accessTokenValiditySeconds(7*24*3600);

        super.configure(clients);
    }

    /*
    * 配置验证管理器
    * */

    @Override
    public void configure(AuthorizationServerEndpointsConfigurer endpoints) throws Exception {

        endpoints.authenticationManager(authenticationManager)
                    .userDetailsService(userDetailsService)
                    .tokenStore(jwtTokenStore())
                    .tokenEnhancer(jwtAccessTokenConverter());

        super.configure(endpoints);
    }

    private TokenStore jwtTokenStore(){

        return new JwtTokenStore( jwtAccessTokenConverter());
    }

    public JwtAccessTokenConverter jwtAccessTokenConverter()
    {   JwtAccessTokenConverter tokenConverter =  new JwtAccessTokenConverter();
       //加载私钥
        ClassPathResource classPathResource = new ClassPathResource("coinexchange.jks");
        KeyStoreKeyFactory keyStoreKeyFactory = new KeyStoreKeyFactory(classPathResource, "coinexchange".toCharArray());
        tokenConverter.setKeyPair(keyStoreKeyFactory.getKeyPair("coinexchange","coinexchange".toCharArray()));
        return tokenConverter;
    }

//    public TokenStore redisTokenStore()
//    {
//        return new RedisTokenStore(redisConnectionFactory);
//    }



















}
